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Finding the Fourth Proportional to 79,411.22, 119,120.07 and 20,248.43

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Solution

The fourth proportional to 79,411.22, 119,120.07 and 20,248.43 is: 30,373.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,411.22 : 119,120.07 = 20,248.43 : x
  2. Step 2: Convert to fraction form
    79,411.22/119,120.07 = 20,248.43/x
  3. Step 3: Cross multiply
    79,411.22x = 119,120.07 × 20,248.43
  4. Step 4: Simplify right side
    79,411.22x = 2,411,994,435.47
  5. Step 5: Solve for x
    x = 2,411,994,435.47/79,411.22
  6. Step 6: Final answer
    x = 30,373.47

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